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Management of recurrent ventricular pseudoaneurysm

M Bluett1, S F Bolling, M M Kirsh

  • 1Section of Thoracic Surgery, University of Michigan, Ann Arbor, Michigan.

Texas Heart Institute Journal
|January 1, 1991
PubMed

Insights

Recurrent cardiac pseudoaneurysms caused by Teflon felt strip infection were successfully treated by removing the foreign material and using an omental graft for reinforcement.

Area of Science:

  • Cardiovascular Surgery
  • Infectious Diseases
  • Biomaterials Science

Background:

  • Teflon felt strips are used to reinforce cardiac suture lines after ventricular aneurysmectomy.
  • Infection of these synthetic materials can lead to serious complications such as pseudoaneurysm formation.
  • Multifilamented synthetic materials may harbor pathogens, increasing infection risk.

Purpose of the Study:

  • To report a case of recurrent pseudoaneurysm secondary to infected Teflon felt strips.
  • To describe a successful surgical strategy for managing this complex complication.

Main Methods:

  • The patient underwent ventricular aneurysmectomy reinforced with Teflon felt strips.
  • Multiple recurrences of pseudoaneurysm were observed, attributed to suture line infection.
  • Surgical intervention involved complete removal of residual foreign material (Teflon strips).
  • The cardiac suture line was reinforced using an omental pedicle graft.

Main Results:

  • The patient experienced multiple pseudoaneurysm recurrences post-initial surgery.
  • Infection was confirmed, originating from the multifilamented Teflon strips.
  • Complete foreign material removal and omental graft reinforcement led to successful treatment.
  • No further pseudoaneurysm recurrence was reported after the revision surgery.

Conclusions:

  • Infected Teflon felt strips can cause recurrent cardiac pseudoaneurysms.
  • Complete removal of infected synthetic material is crucial for successful management.
  • Omental pedicle grafts offer a viable alternative for reinforcing cardiac suture lines in infected fields.

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